Home / 33,066.96-45,610.20-20,497.92

Finding the Fourth Proportional to 33,066.96, 45,610.20 and 20,497.92

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Solution

The fourth proportional to 33,066.96, 45,610.20 and 20,497.92 is: 28,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,066.96 : 45,610.20 = 20,497.92 : x
  2. Step 2: Convert to fraction form
    33,066.96/45,610.20 = 20,497.92/x
  3. Step 3: Cross multiply
    33,066.96x = 45,610.20 × 20,497.92
  4. Step 4: Simplify right side
    33,066.96x = 934,914,230.78
  5. Step 5: Solve for x
    x = 934,914,230.78/33,066.96
  6. Step 6: Final answer
    x = 28,273.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.